Issued Patents All Time
Showing 1–25 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11045795 | Catalytically highly effective precious metal-carboxylate compounds of Ir, Ru, Rh, Pd and Au | Richard Walter, Steffen Voss, Jan Schapp | 2021-06-29 |
| 10724116 | Process and device for burn-off of precious metal-containing materials | Steffen Voss, Jose Manuel Romero | 2020-07-28 |
| 8399529 | Method of homogenization and, optionally, analysis for processing moist noble metal-containing recycling materials with an unknown noble metal content | Christian Mock, Matthias Grehl, Jochen Schleβmann, Martin Stettner | 2013-03-19 |
| 8377382 | Recycling furnace for burning off precious metal-containing materials | Christian Nowottny, Matthias Grehl, Dieter Schafer, Hans-Joachim Alt, Wilhelm Glab | 2013-02-19 |
| 8252252 | Processes for the recovery of ruthenium from materials containing ruthenium or ruthenium oxides or from ruthenium-containing noble metal ore concentrates | Matthias Grehl, Christian Nowottny, Martin Stettner, Joachim Kralik | 2012-08-28 |
| 8188329 | Method and device for burning-off precious metal-containing materials | Christian Nowottny, Matthias Grehl, Dieter Schafer, Hans-Joachim Alt, Wilhelm Glab | 2012-05-29 |
| 7999126 | Palladium(0)-dibenzylidene acetone complexes | Richard Walter, Steffen Voss | 2011-08-16 |
| 7938881 | Recycling process for moulded catalyst bodies | Dieter Blautzik, Hans-Joachim Alt, PETER PATZELT | 2011-05-10 |
| 7145027 | Method for producing chlorotris(triphenylphosphine) rhodium (i) | Richard Walter | 2006-12-05 |
| 6508993 | Method for dissolving base metals and nobel metals from ores containing them | Dieter J. Schaefer, Matthias Grehl | 2003-01-21 |
| 6475448 | Method for the separation of ruthenium from noble metal solutions | Matthias Grehl, Dieter Schafer | 2002-11-05 |
| 6475449 | Method for extracting osmium and ruthenium from noble metal concentrates | Matthias Grehl, Dieter Schafer | 2002-11-05 |
| 6440376 | Method for dissolving noble metals out of segregated ores containing noble metals | Martin Stettner, Matthias Grehl | 2002-08-27 |
| 6331200 | Method for preparing gold of high purity | Martin Stettner, Matthias Grehl | 2001-12-18 |
| 6315811 | Method for producing platinum | Martin Stettner, Matthias Grehl | 2001-11-13 |
| 5166497 | Facade heating | Horst Rothkamm, Lothar Rudolph | 1992-11-24 |
| 4988717 | Optically active 1,4-dihydropyridine esters useful for treating circulatory illnesses | Egbert Wehinger, Friedrich Bosseret, Wulf Vater, Robertson Towart, Kurt Stoepel +1 more | 1991-01-29 |
| 4898877 | Circulation-active cyclohexenecarboxylates | Eckhard Schwenner, Martin Bechem, Rainer Gross, Matthias Schramm, Michael Kayser +1 more | 1990-02-06 |
| 4895855 | Mixture of different dihydropyridines | Siegfried Goldmann, Horst Boshagen, Friedrich Bossert, Gerhard Franckowiak, Jurgen Stoltefuss +3 more | 1990-01-23 |
| 4885303 | Circulation-active tetrahydropyridine-3-carbonitrile derivatives | Eckhard Schwenner, Andreas Knorr | 1989-12-05 |
| 4849433 | The compound, (.revreaction.)1,4-dihydro-2,6-dimethyl-4-(2'-nitrophenyl)-pyridine-3,5- dicarboxylic acid, methyl isobutyl ester, compositions containing same and a method for effecting coronary dilation | Egbert Wehinger, Friedrich Bossert, Wulf Vater, Robertson Towart, Kurt Stoepel +1 more | 1989-07-18 |
| 4798840 | Coronary-active fluorine-containing 1,4-dihydropyridines | Egbert Wehinger, Andreas Knorr, Stanislav Kazda | 1989-01-17 |
| 4795355 | Movable panel member incorporating an integrated electrical current distributing busbar | Uwe Dorn, Hans-Georg Piorek, Rudolf Miller | 1989-01-03 |
| 4769375 | Circulation-active 1,4-dihydropyridine derivatives and use thereas | Gerhard Franckowiak, Gunther Thomas, Matthias Schramm, Michael Kayser, Martin Bechem +1 more | 1988-09-06 |
| 4709031 | Imidazothiadiazolealkylene carboxylic acids | Axel Ingendoh, Bernward Garthoff | 1987-11-24 |